/*
 * Copyright (C) 2009 Rafael Fernandes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.phonebooksharing.services.ejb3.facade;

import java.util.ArrayList;

import javax.ejb.Stateless;

import org.apache.log4j.Logger;

import com.phonebooksharing.dto.friend.ContactItem;
import com.phonebooksharing.dto.friend.GroupItem;

/**
 * Stateless EJB Bean with contains the facade logic which performs 
 * the desired lookups and business logic required by its method.
 * 
 * <p> Should always return an object that will be serialized by its 
 * caller and sent back to Android.
 * 
 * @author <a href='mailto:luizrafael@gmail.com'>Rafael Fernandes</a>
 *
 */
@Stateless
public class ContactFacadeBean extends AbstractFacadeBean implements ContactFacade {
    private static Logger log = Logger.getLogger(ContactFacadeBean.class);
    
    @Override
    public ArrayList<ContactItem> browseContacts(String requestorAuthItem, long requestedContactID, int page, int pageSize) {
        log.info("Browsing contacts...");
        final ArrayList<ContactItem> contacts = new ArrayList<ContactItem>();
        
        fillWithContacts(contacts);
        
        return contacts;
    }

    @Override
    public ArrayList<GroupItem> getGroups4Browsing(String requestorAuthItem) {
        log.info("Browsing by Group...");
        final ArrayList<GroupItem> groups = new ArrayList<GroupItem>();
        
        fillWithGroups(groups, 3);
        
        return groups;
    }

    @Override
    public ArrayList<GroupItem> getFavorites4Browsing(String requestorAuthItem) {
        log.info("Browsing by Favorites...");
        final ArrayList<GroupItem> groups = new ArrayList<GroupItem>();

        fillWithGroups(groups, 1);

        return groups;
    }

    @Override
    public ArrayList<ContactItem> getContactList(String authItem) {
        log.info("Retrieving contact list WITHOUT accuracy...");
        return getContactList(authItem, -1);
    }

    @Override
    public ArrayList<ContactItem> getContactList(String authItem, Integer accuracy) {
        log.info("Retrieving contact list WITH accuracy...");
        final ArrayList<ContactItem> contacts = new ArrayList<ContactItem>();
        
        fillWithContacts(contacts);
        
        return contacts;
    }
}
